component
1N4002
Public Made by Adomby adom
DOWO Diodes - General Purpose, SMA. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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1N4002
DOWO · Diodes - General Purpose · SMA
1N4002 from DOWO, in a SMA. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | Cathode | passive | Cathode terminal of the diode; polarity is indicated by the cathode band on the package. |
| 2 | Anode | passive | Anode terminal of the diode, opposite the cathode band. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | DOWO |
| Package | SMA |
| Category | Diodes |
| Pins | 2 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Maximum repetitive peak reverse voltage | VRRM | 100 | V | 1 | |||
| Maximum RMS voltage | VRMS | 70 | V | 1 | |||
| Maximum DC blocking voltage | VDC | 100 | V | 1 | |||
| Maximum average forward rectified current | IF(AV) | 1 | A | 1 | |||
| Peak forward surge current | IFSM | 30 | A | 8.3 ms single half sine-wave superimposed on rated load | 1 | ||
| Maximum instantaneous forward voltage | VF | 1.1 | V | @1A (Note 1); pulse test PW=300µs, 1% duty cycle | 1 | ||
| Non-repetitive peak reverse avalanche energy | ERSM | 5 | mJ | at 25°C, IAS=1A, L=10mH | 1 | ||
| Operating junction temperature range | TJ | -55 | 175 | °C | 1 | ||
| Storage temperature range | TSTG | -55 | 175 | °C | 1 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | tin | ■ Terminals: Matte tin plated leads, solderable per JESD22-B102 Meet JESD 201 class 2 | 1 |
CAD (KiCad official)
- Symbol:
1N4002 - Footprint:
Diode_SMD:D_SMA - 3D model: SMA (KiCad packages3D, STEP)
- 3D model files:
1n4002-etched.step/1n4002-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);1n4002.step/1n4002.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: DOWO datasheet (2 pp, sha256
2098afa20bfeefa5, retrieved 2026-10-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).
# 1N4002
**DOWO** · Diodes - General Purpose · SMA
1N4002 from DOWO, in a SMA. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
## Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | Cathode | passive | Cathode terminal of the diode; polarity is indicated by the cathode band on the package. |
| 2 | Anode | passive | Anode terminal of the diode, opposite the cathode band. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | DOWO |
| Package | SMA |
| Category | Diodes |
| Pins | 2 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Maximum repetitive peak reverse voltage | VRRM | | | 100 | V | | 1 |
| Maximum RMS voltage | VRMS | | | 70 | V | | 1 |
| Maximum DC blocking voltage | VDC | | | 100 | V | | 1 |
| Maximum average forward rectified current | IF(AV) | | | 1 | A | | 1 |
| Peak forward surge current | IFSM | | | 30 | A | 8.3 ms single half sine-wave superimposed on rated load | 1 |
| Maximum instantaneous forward voltage | VF | | | 1.1 | V | @1A (Note 1); pulse test PW=300µs, 1% duty cycle | 1 |
| Non-repetitive peak reverse avalanche energy | ERSM | | | 5 | mJ | at 25°C, IAS=1A, L=10mH | 1 |
| Operating junction temperature range | TJ | -55 | | 175 | °C | | 1 |
| Storage temperature range | TSTG | -55 | | 175 | °C | | 1 |
## Materials and finish
As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | | tin | ■ Terminals: Matte tin plated leads, solderable per JESD22-B102 Meet JESD 201 class 2 | 1 |
## CAD (KiCad official)
- Symbol: `1N4002`
- Footprint: `Diode_SMD:D_SMA`
- 3D model: SMA (KiCad packages3D, STEP)
- 3D model files: `1n4002-etched.step` / `1n4002-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `1n4002.step` / `1n4002.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [DOWO datasheet](docs/1n4002-datasheet.pdf) (2 pp, sha256 `2098afa20bfeefa5`, retrieved 2026-10-21, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).
[Datasheet PDF](docs/1n4002-datasheet.pdf)